/**
 * KUAD System - Estilos Globales para KUADEmojiPicker
 * 
 * Diseño institucional: Neumorfismo Sutil (Soft UI) + Touch UI (TUI)
 * Paleta corporativa: Acquamarine (#259591), Rosa (#B55C80), Índigo (#351F65)
 * Cero rojo, cero ámbar, cero glassmorphism.
 * 
 * @package KUAD_System
 * @version 2026.10.10
 */

/* Popover Flotante Principal */
.kuad-emoji-picker-popover {
    position: fixed !important;
    display: none;
    z-index: 10000010 !important; /* Superior a .krs-modal (999999) y .ui-selectmenu-menu (10000005) */
    width: 340px;
    max-width: calc(100vw - 20px);
    background: #FFFFFF !important;
    border-radius: 14px;
    box-shadow: 0 16px 40px rgba(53, 31, 101, 0.28), 0 4px 12px rgba(0, 0, 0, 0.12) !important;
    border: 1px solid rgba(53, 31, 101, 0.16) !important;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    user-select: none;
    -webkit-user-select: none;
    overflow: hidden;
    animation: kuadEmojiPickerFadeIn 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes kuadEmojiPickerFadeIn {
    from {
        opacity: 0;
        transform: translateY(6px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Cabecera: Buscador en tiempo real */
.kuad-emoji-picker-header {
    padding: 10px 12px 8px;
    background: #FFFFFF;
    border-bottom: 1px solid #E2E8F0;
}

.kuad-emoji-picker-search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.kuad-emoji-picker-search-icon {
    position: absolute;
    left: 10px;
    color: #94A3B8;
    font-size: 16px;
    width: 16px;
    height: 16px;
    line-height: 16px;
    pointer-events: none;
}

.kuad-emoji-picker-search-input {
    width: 100% !important;
    height: 38px !important;
    padding: 0 32px 0 32px !important;
    font-size: 13px !important;
    color: #351F65 !important;
    background: #F8FAFC !important;
    border: 1px solid #CBD5E1 !important;
    border-radius: 10px !important;
    box-sizing: border-box !important;
    outline: none !important;
    transition: border-color 0.15s ease, box-shadow 0.15s ease !important;
}

.kuad-emoji-picker-search-input:focus {
    border-color: #259591 !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 0 3px rgba(37, 149, 145, 0.18) !important;
}

.kuad-emoji-picker-search-clear {
    position: absolute;
    right: 8px;
    background: transparent;
    border: none;
    color: #94A3B8;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    padding: 4px;
    display: none;
    border-radius: 50%;
}

.kuad-emoji-picker-search-clear:hover {
    color: #B55C80;
    background: rgba(181, 92, 128, 0.1);
}

/* Pestañas de Categorías (Estilo WhatsApp) */
.kuad-emoji-picker-tabs {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #F8FAFC;
    border-bottom: 1px solid #E2E8F0;
    padding: 4px 6px;
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
}

.kuad-emoji-picker-tabs::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.kuad-emoji-picker-tab-btn {
    flex: 1;
    min-width: 32px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 18px;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.15s ease;
    padding: 0;
    color: #64748B;
}

.kuad-emoji-picker-tab-btn:hover {
    background: rgba(53, 31, 101, 0.06);
    transform: translateY(-1px);
}

.kuad-emoji-picker-tab-btn.is-active {
    background: rgba(37, 149, 145, 0.12);
    border-bottom-color: #259591;
    color: #259591;
}

/* Título de la categoría activa */
.kuad-emoji-picker-section-title {
    font-size: 11px;
    font-weight: 700;
    color: #351F65;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 12px 4px;
    background: #FFFFFF;
}

/* Grid de Emojis */
.kuad-emoji-picker-body {
    max-height: 230px;
    min-height: 190px;
    overflow-y: auto;
    padding: 4px 8px 8px;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: #CBD5E1 #F8FAFC;
}

.kuad-emoji-picker-body::-webkit-scrollbar {
    width: 6px;
}

.kuad-emoji-picker-body::-webkit-scrollbar-thumb {
    background: #CBD5E1;
    border-radius: 6px;
}

.kuad-emoji-picker-body::-webkit-scrollbar-thumb:hover {
    background: #94A3B8;
}

.kuad-emoji-picker-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 2px;
    width: 100%;
}

.kuad-emoji-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    font-size: 22px;
    line-height: 1;
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.1s ease, background-color 0.12s ease;
    padding: 0;
    box-sizing: border-box;
}

.kuad-emoji-btn:hover,
.kuad-emoji-btn:focus {
    background-color: rgba(37, 149, 145, 0.14);
    transform: scale(1.22);
    outline: none;
}

.kuad-emoji-btn:active {
    transform: scale(0.96);
    background-color: rgba(37, 149, 145, 0.25);
}

/* Estado Vacío de Búsqueda */
.kuad-emoji-picker-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 10px;
    color: #64748B;
    text-align: center;
}

.kuad-emoji-picker-empty .dashicons {
    font-size: 32px;
    width: 32px;
    height: 32px;
    color: #94A3B8;
    margin-bottom: 6px;
}

.kuad-emoji-picker-empty p {
    margin: 0;
    font-size: 13px;
    font-weight: 500;
}

/* Barra Inferior de Acciones */
.kuad-emoji-picker-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: #F8FAFC;
    border-top: 1px solid #E2E8F0;
    font-size: 12px;
}

.kuad-emoji-picker-preview-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #64748B;
    font-weight: 600;
}

.kuad-emoji-picker-preview-char {
    font-size: 20px;
    line-height: 1;
    min-width: 24px;
    text-align: center;
}

/* Botón institucional Quitar Emoji (Rosa #B55C80) */
.kuad-emoji-picker-clear-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 30px;
    padding: 0 10px;
    font-size: 12px;
    font-weight: 600;
    color: #B55C80;
    background: #FFFFFF;
    border: 1px solid #B55C80;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.kuad-emoji-picker-clear-btn:hover {
    background: #B55C80;
    color: #FFFFFF;
}

/* Clases utilitarias para inputs habilitados */
.kuad-emoji-picker-input {
    width: 50px;
    min-width: 50px;
    height: 40px;
    padding: 0 !important;
    font-size: 22px !important;
    line-height: 38px !important;
    text-align: center !important;
    border-radius: 10px;
    border: 1px solid #cbd5e1;
    background: #f8fafc;
    cursor: pointer !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    box-sizing: border-box;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, transform 0.15s ease !important;
}

.kuad-emoji-picker-input:hover {
    border-color: #259591 !important;
    background: #F0FDFA !important;
    transform: translateY(-1px);
}

.kuad-emoji-picker-input:focus {
    outline: none !important;
    border-color: #259591 !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 0 3px rgba(37, 149, 145, 0.25) !important;
}